The following recall has been announced because the product may be contaminated with salmonella, an organism that can cause serious and sometimes fatal infections, especially in young children, the elderly and those with weakened immune systems; no illnesses have been reported:

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About 22,000 cartons of romaine lettuce, distributed by Tanimura & Antle Inc. of Salinas, Calif. The cartons of bulk or wrapped romaine being recalled are marked with the lot code 531380 and were harvested June 25-July 2. They were sold to retail, wholesale and food service outlets across the United States, Canada and Puerto Rico. For more information visit http://www.taproduce.com.

Some people microchip their pets to ensure they're easily found when lost, but now a city in Japan wants to apply a similar approach to their elderly -- and they're turning to QR code stickers instead of microchips.